China Suppliers > AFINE CHEMICALS LIMITED > Reactive Black 5
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- Region :China/Zhejiang
- Tel : +86-571-85232125;85232161;85134551
- Fax : +86-571-85134895
- Email :info@afinechem.com;sales@afinechem.com
- URL :www.afinechem.com
- Add :7-601 ,Xigang Xinjie, Xihu Industrial Park, Sandun Town,Hangzhou 310030, China
- Details for Reactive Black 5
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Reactive Black 5
Category : Dyestuffs and Pigments
CAS NO : 12225-25-1 EC NO : 241-164-5 MF : C26H21N5Na4O19S6 MW : 991.8161 Synonyms : Black KN-B;tetrasodium (3E)-5-amino-4-oxo-6-[(E)-(4-{[2-(sulfonatooxy)ethyl]sulfonyl}phenyl)diazenyl]-3-[2-(4-{[2-(sulfonatooxy)ethyl]sulfonyl}phenyl)hydrazinylidene]-3,4-dihydronaphthalene-2,7-disulfonate;tetrasodium 4-amino-5-hydroxy-3,6-bis[(E)-(4-{[2-(sulfonatooxy)ethyl]sulfonyl}phenyl)diazenyl]naphthalene-2,7-disulfonate;C.I.Reactive Black 5;Reactive Black KN-B;C.I. 20505;C.I. Reactive Black 5;Remazol black B;2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3,6-bis[[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-, tetrasodium salt;tetrasodium 4-amino-5-hydroxy-3,6-bis[[4-(2-sulfonatooxyethylsulfonyl)phenyl]azo]naphthalene-2,7-disulfonate; Molecular Structure : 
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